Read Sony CFD-V17 Service Manual online
CFD-V17
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(KSM-880DAA)
RF AMP
2-4. SCHEMATIC DIAGRAM MAIN SECTION
• Refer to page 7 for Printed Wiring Board.
• Refer to page 22 for IC Block Diagrams.
• Waveforms
2
IC701
qh
RFO
3
IC702
yj
XTAO
0.2V/div
0.5
0.5
µ
sec/div
2V/div
50
50
µ
sec/div
5 Vp-p
1.0 Vp-p
16.9 MHz
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
U
: B+ Line.
•
H
: adjustment for repair.
• Power voltage is dc 3V and fed with regulated dc power
supply from external power voltage jack (J301) .
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
[
[
] : FM
<
> : PB
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
• Signal path.
• Signal path.
F
: FM
f
: AM
E
: PB
a
: REC
J
: CD
The components identified by
mark
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
Les composants identifiés par
une marque
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Click on the first or last page to see other CFD-V17 service manuals if exist.